[INFO] crate hornet 0.1.0 is already in cache
[INFO] checking hornet-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate hornet 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hornet 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hornet 0.1.0
[INFO] finished tweaking crates.io crate hornet 0.1.0
[INFO] tweaked toml for crates.io crate hornet 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fa725746e67d1e0593dce3c7b241e4f0e6dff48dcaac53e2c09a015050aaa9e
[INFO] running `"docker" "start" "-a" "5fa725746e67d1e0593dce3c7b241e4f0e6dff48dcaac53e2c09a015050aaa9e"`
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking hdrsample v4.0.0
[INFO] [stderr]     Checking hornet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the item `nix` is imported redundantly
[INFO] [stderr]   --> src/client/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     use nix;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:9:14
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[cfg(unix)] extern crate nix;
[INFO] [stderr]    |              ----------------- the item `nix` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/mod.rs:226:46
[INFO] [stderr]     |
[INFO] [stderr] 226 |     pub fn export(&self, metrics: &mut [&mut MMVWriter]) -> io::Result<()> {
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `dyn`: `dyn MMVWriter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/client/mod.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | /     lazy_static! {
[INFO] [stderr] 93 | |         static ref RE: Regex =
[INFO] [stderr] 94 | |             Regex::new("(?-u)^(PCP_[[:alnum:]_]+)=([^\"\'].*[^\"\'])\n$")
[INFO] [stderr] 95 | |                 .unwrap();
[INFO] [stderr] 96 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / bitflags! {
[INFO] [stderr] 149 | |     /// Flags used to modify how a client exports metrics
[INFO] [stderr] 150 | |     pub struct MMVFlags: u32 {
[INFO] [stderr] 151 | |         /// Metric names aren't prefixed with MMV filename
[INFO] [stderr] ...   |
[INFO] [stderr] 157 | |     }
[INFO] [stderr] 158 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/client/metric/mod.rs:539:1
[INFO] [stderr]     |
[INFO] [stderr] 539 | / lazy_static! {
[INFO] [stderr] 540 | |     static ref SCRATCH_VIEW: MmapViewSync = {
[INFO] [stderr] 541 | |         Mmap::anonymous(STRING_BLOCK_LEN as usize, Protection::ReadWrite).unwrap()
[INFO] [stderr] 542 | |             .into_view_sync()
[INFO] [stderr] 543 | |     };
[INFO] [stderr] 544 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/client/metric/mod.rs:1355:39
[INFO] [stderr]      |
[INFO] [stderr] 1355 |         let mut mmv_writers: Vec<&mut MMVWriter> = metrics.iter_mut()
[INFO] [stderr]      |                                       ^^^^^^^^^ help: use `dyn`: `dyn MMVWriter`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/client/metric/mod.rs:1356:32
[INFO] [stderr]      |
[INFO] [stderr] 1356 |             .map(|m| m as &mut MMVWriter)
[INFO] [stderr]      |                                ^^^^^^^^^ help: use `dyn`: `dyn MMVWriter`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `nix` is imported redundantly
[INFO] [stderr]   --> src/client/mod.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     use nix;
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:9:14
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[cfg(unix)] extern crate nix;
[INFO] [stderr]    |              ----------------- the item `nix` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/mod.rs:226:46
[INFO] [stderr]     |
[INFO] [stderr] 226 |     pub fn export(&self, metrics: &mut [&mut MMVWriter]) -> io::Result<()> {
[INFO] [stderr]     |                                              ^^^^^^^^^ help: use `dyn`: `dyn MMVWriter`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/client/mod.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | /     lazy_static! {
[INFO] [stderr] 93 | |         static ref RE: Regex =
[INFO] [stderr] 94 | |             Regex::new("(?-u)^(PCP_[[:alnum:]_]+)=([^\"\'].*[^\"\'])\n$")
[INFO] [stderr] 95 | |                 .unwrap();
[INFO] [stderr] 96 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/client/metric/mod.rs:539:1
[INFO] [stderr]     |
[INFO] [stderr] 539 | / lazy_static! {
[INFO] [stderr] 540 | |     static ref SCRATCH_VIEW: MmapViewSync = {
[INFO] [stderr] 541 | |         Mmap::anonymous(STRING_BLOCK_LEN as usize, Protection::ReadWrite).unwrap()
[INFO] [stderr] 542 | |             .into_view_sync()
[INFO] [stderr] 543 | |     };
[INFO] [stderr] 544 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `"docker" "inspect" "5fa725746e67d1e0593dce3c7b241e4f0e6dff48dcaac53e2c09a015050aaa9e"`
[INFO] running `"docker" "rm" "-f" "5fa725746e67d1e0593dce3c7b241e4f0e6dff48dcaac53e2c09a015050aaa9e"`
[INFO] [stdout] 5fa725746e67d1e0593dce3c7b241e4f0e6dff48dcaac53e2c09a015050aaa9e
